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wl18xx: ipmlement ap_rate_mask hw op

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Enable wide-chan or MIMO rates when appropriate.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Arik Nemtsov 2012-05-10 12:13:32 +03:00 committed by Luciano Coelho
parent a6298dbe95
commit f13af3484f
3 changed files with 30 additions and 0 deletions
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18
drivers/net/wireless/ti/wl18xx/main.c
View File

@ -862,6 +862,23 @@ static void wl18xx_set_rx_csum(struct wl1271 *wl,
skb->ip_summed = CHECKSUM_UNNECESSARY;
}
static u32 wl18xx_sta_get_ap_rate_mask(struct wl1271 *wl,
struct wl12xx_vif *wlvif)
{
u32 hw_rate_set = wlvif->rate_set;
if (wlvif->channel_type == NL80211_CHAN_HT40MINUS ||
wlvif->channel_type == NL80211_CHAN_HT40PLUS) {
wl1271_debug(DEBUG_ACX, "using wide channel rate mask");
hw_rate_set |= CONF_TX_RATE_USE_WIDE_CHAN;
/* we don't support MIMO in wide-channel mode */
hw_rate_set &= ~CONF_TX_MIMO_RATES;
}
return hw_rate_set;
}
static void wl18xx_conf_init(struct wl1271 *wl)
{
struct wl18xx_priv *priv = wl->priv;
@ -888,6 +905,7 @@ static struct wlcore_ops wl18xx_ops = {
.hw_init = wl18xx_hw_init,
.set_tx_desc_csum = wl18xx_set_tx_desc_csum,
.set_rx_csum = wl18xx_set_rx_csum,
.sta_get_ap_rate_mask = wl18xx_sta_get_ap_rate_mask,
};
int __devinit wl18xx_probe(struct platform_device *pdev)

6
drivers/net/wireless/ti/wl18xx/tx.h
View File

@ -31,6 +31,12 @@
#define WL18XX_TX_STATUS_DESC_ID_MASK 0x7F
#define WL18XX_TX_STATUS_STAT_BIT_IDX 7
/*
* The FW uses a special bit to indicate a wide channel should be used in
* the rate policy.
*/
#define CONF_TX_RATE_USE_WIDE_CHAN BIT(31)
void wl18xx_tx_immediate_complete(struct wl1271 *wl);
#endif /* __WL12XX_TX_H__ */

6
drivers/net/wireless/ti/wlcore/conf.h
View File

@ -443,6 +443,12 @@ struct conf_rx_settings {
CONF_HW_BIT_RATE_MCS_5 | CONF_HW_BIT_RATE_MCS_6 | \
CONF_HW_BIT_RATE_MCS_7)
#define CONF_TX_MIMO_RATES (CONF_HW_BIT_RATE_MCS_8 | \
CONF_HW_BIT_RATE_MCS_9 | CONF_HW_BIT_RATE_MCS_10 | \
CONF_HW_BIT_RATE_MCS_11 | CONF_HW_BIT_RATE_MCS_12 | \
CONF_HW_BIT_RATE_MCS_13 | CONF_HW_BIT_RATE_MCS_14 | \
CONF_HW_BIT_RATE_MCS_15)
/*
* Default rates for management traffic when operating in AP mode. This
* should be configured according to the basic rate set of the AP